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cherts/disable-transparent-huge-pages.service

Last active February 14, 2023 16:08
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Disable transparent huge page via systemd in Ubuntu/Debian
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disable-transparent-huge-pages.service
[Unit]
Description=Disable Transparent Huge Pages
Documentation=https://access.redhat.com/solutions/46111
[Service]
Type=oneshot
ExecStart=/bin/sh -c "/usr/bin/echo "never" | tee /sys/kernel/mm/transparent_hugepage/enabled"
ExecStart=/bin/sh -c "/usr/bin/echo "never" | tee /sys/kernel/mm/transparent_hugepage/defrag"
[Install]
WantedBy=multi-user.target
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cherts commented Feb 14, 2023

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wget https://gist.githubusercontent.com/CHERTS/be1e7551cca7b873a73b697e3fa951e4/raw/disable-transparent-huge-pages.service -O  /etc/systemd/system/disable-transparent-huge-pages.service
systemctl daemon-reload
systemctl enable disable-transparent-huge-pages --now

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cherts commented Feb 14, 2023

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Check THP usage:

grep AnonHugePages /proc/meminfo 
egrep 'trans|thp' /proc/vmstat

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